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Edit this profileMichael S. Unnerstall, DC is a chiropractor practicing in Ballwin, MO. Michael trained at Logan College of Chiropractic, graduating in 1997. According to Medicare claims data, Michael cared for 140 Medicare patients across 951 services. The services billed most often include chiropractic manipulative treatment, 3-4 spinal regions, chiropractic manipulative treatment, 1-2 spinal regions, and chiropractic manipulative treatment, 3-4 spinal regions. This provider record is associated with NPI 1043210222.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
15945 CLAYTON RD STE 230C
Ballwin, MO 63011
12700 Southfork Rd Ste 155
Saint Louis, MO 63128
Within Chiropractic generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
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951 services · 140 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Chiropractic manipulative treatment, 3-4 spinal regions | Treatment | 98941 |
284 | More often than most peers in Chiropractor |
| Chiropractic manipulative treatment, 1-2 spinal regions | Treatment | 98940 |
270 | More often than most peers in Chiropractor |
| Chiropractic manipulative treatment, 3-4 spinal regions | Treatment | 98941 |
227 | More often than most peers in Chiropractor |
| Chiropractic manipulative treatment, 1-2 spinal regions | Treatment | 98940 |
170 | More often than most peers in Chiropractor |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Unnerstall is a chiropractor in Ballwin, MO. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Unnerstall is listed at 15945 Clayton Rd Ste 230C, Ballwin, MO 63011. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (636) 256-5200. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Unnerstall's National Provider Identifier is 1043210222. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Unnerstall attended Logan College of Chiropractic, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
Dr. Unnerstall has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Unnerstall provides treatments such as chiropractic manipulative treatment, 3-4 spinal regions and chiropractic manipulative treatment, 1-2 spinal regions. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Unnerstall. If this is you, claiming it is free.
Guide.md
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